Finding the Fourth Proportional to 2,150,142.21, 3,221,429.86 and 2,022,137.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,150,142.21 : 3,221,429.86 = 2,022,137.10 : x
2. Step 2: Convert to fraction form
   2,150,142.21/3,221,429.86 = 2,022,137.10/x
3. Step 3: Cross multiply
   2,150,142.21x = 3,221,429.86 × 2,022,137.10
4. Step 4: Simplify right side
   2,150,142.21x = 6,514,172,837,481.48
5. Step 5: Solve for x
   x = 6,514,172,837,481.48/2,150,142.21
6. Step 6: Final answer
   x = 3,029,647.44